Advertisements
Advertisements
Question
The atmosphere consisting of a large number of gases is held to the earth by :
Options
winds
clouds
earth's magnetic field
gravity
Solution
Gravity
Gravity of the earth holds the atmosphere consisting of a large number of gases.
APPEARS IN
RELATED QUESTIONS
Name the scientist who gave the three laws of planetary motion.
A coin and a piece of paper are dropped simultaneously from the same height. Which of the two will touch the ground first ? What will happen if the coin and the piece of paper are dropped in vacuum ? Give reasons for your answer.
Describe how the gravitational force between two objects depends on the distance between them.
The value of quantity G in the formula for gravitational force:
Two particles are placed at some distance from each other. If, keeping the distance between them unchanged, the mass of each of the two particles is doubled, the value of gravitational force between them will become :
In the relation F = G ✕ M ✕ m/d2, the quantity G:
The gravitational force of attraction between two objects is x. Keeping the masses of the objects unchanged, if the distance between the objects is halved, then the magnitude of gravitational force between them will become :
Identify the mistake in the given diagram and draw it again.
The atmosphere is held to the earth by
An apple falls from a tree because of gravitational attraction between the earth and the apple. If F1 is the magnitude of the force exerted by the earth on the apple and F2 is the magnitude of the force exerted by the apple on earth, then
